6648140

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{677}}^1$

素因数の和:1177

約数の個数: 24

約数和(自身を含む): 14010192

約数和(自身を除く): 7362052

約数列:

[1, 2, 4, 5, 10, 20, 491, 677, 982, 1354, 1964, 2455, 2708, 3385, 4910, 6770, 9820, 13540, 332407, 664814, 1329628, 1662035, 3324070, 6648140]

約数ペア:

[(1, 6648140), (2, 3324070), (4, 1662035), (5, 1329628), (10, 664814), (20, 332407), (491, 13540), (677, 9820), (982, 6770), (1354, 4910), (1964, 3385), (2455, 2708)]